Question

If X 3.uopn 2 is a root of the quadratic eqation.kxsquare +5x-21=0 then. complete the following activity to find the value of. k one root of quadratic equation 3
2
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Answer 1

Answer:

K= 9

Step-by-step explanation:

substitute x= 3 upon 2 in equation.

then simplify the equation.

and you will get. it.

please brainleist my answer. thank you.